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Nerve: Marginal mandibular branch of facial nerve
Gray788.png
Plan of the facial and intermediate nerves and their communication with other nerves. (Labeled at center bottom, second from bottom, as "Mandibular".)
Ramusmarginalismandibularisnervifacialis.png
The nerves of the scalp, face, and side of neck.
Latin ramus marginalis mandibularis nervi facialis
Gray's subject #202 905
From facial nerve

The marginal mandibular branch of facial nerve passes forward beneath the Platysma and Triangularis, supplying the muscles of the lower lip and chin, and communicating with the mental branch of the inferior alveolar nerve.

Clinical significance

The marginal mandibular nerve may be injured during surgery in the neck region, especially during excision of the submandibular salivary gland or during neck dissections.

Additional images

External links

This article was originally based on an entry from a public domain edition of Gray's Anatomy. As such, some of the information contained within it may be outdated.








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